<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script>
        'use strict';
        console.log('a\'')
        console.log("a")

        // 多行字符串
        // tab上面 esc下面
        var msg = `hello
                    world
                    你好呀`

        // 模板字符串
        let name = '大狼';
        let age = 27;

        let people = `你好呀，${name}`

        // 字符串长度
        let student = '你好，大狼';
        console.log(student.length);

    </script>
</head>
<body>

</body>
</html>